Numicoin: US Coin Collection

HiddenFlame

In-app purchases

About this app

Numicoin — Coin Collection Tracker & Catalog

The easiest way to catalog, organize, and track the value of your entire coin collection — from pocket change to rare finds.

🪙 CATALOG EVERY COIN YOU OWN
Add every coin with year, grade, mint mark, and notes — from Lincoln cents and Jefferson nickels to Morgan dollars and Walking Liberty halves.

✅ TRACK WHAT'S MISSING
See exactly which coins you have and which you still need. Complete State Quarters, America the Beautiful, Presidential Dollars, or Lincoln Shield cent sets without ever buying a duplicate.

💰 TRACK VALUE & GRADE
Record condition using standard grades from Poor (P-1) to Mint State (MS-70), plus your own value estimates — know what your collection is worth at a glance.

📋 ORGANIZE BY SET
Browse and complete popular US coin sets — Jefferson Nickels, Roosevelt Dimes, Washington Quarters, Kennedy Half Dollars, and more. Plus British and world coin sets for the global collector.

📝 BUILT FOR COLLECTORS
A clean, distraction-free coin catalog for anyone who loves the hobby — from first-time collectors to lifelong numismatists.

Download Numicoin today and start cataloging the collection you've always wanted.

What’s new

• Photo swipe fixed — glide through your coin photos in full-screen view, smooth and lag-free.
• New: save coin photos — download or share images right from your phone, no desktop needed.
• Compare More refined — decluttered on-screen buttons and larger alignment rings make sizing up coins simpler.